<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
		<link rel="stylesheet" href="css/bootstrap.min.css" />
	</head>
	<body>
		<div class="container" style="width: 300px; margin-top: 50px;">
			<fieldset>
				<!--鼠标点击输入框就不会弹出-->
				<legend>登录</legend>
				<div class="form-group">
					<label for="username">用户名</label>
					<input class="form-control"
					 autocomplete="off" type="text" name="username" id="username" />
					</div>
				<div class="form-group">
					<label for="password">密码：</label>
					<input class="form-control" type="password" name="password" id="password" />
				</div>	
				<div class="form-group">
					<button class="btn btn-primary" onclick="save()">保存</button>
					<button class="btn btn-danger" onclick="jsclear()">取消</button>
				</div> 
				</div>
			</fieldset>
			
			
		</div> 
	</body>
	<script>
		//点击保存按钮，获取用户名和密码打印控制台
		function save(){
		let username =	document.getElementById("username");
		//不同元素访问属性不同，a.innerText，div.innerText,input.text.value
		console.log(username.value);
		
		let password =document.getElementById("password");
		console.log(password.value);
		}
		
		//点击取消按钮，清除输入框中的内容
		function jsclear(){
			//获取这两个框，设置成空串
			document.getElementById("username").value="";
			document.getElementById("password").value="";
		}
		
	</script>
</html>
